单词:rheumatic tetany
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DAVID GREENE, HOST: All this year, we are looking at the events of 1968 that continue to shape our world today. It was 50 years ago this week when thousands of North Vietnamese troops and their Viet Cong allies launched an audacious attack sweeping i
AS IT IS - The violence that has become increasingly common in Egypt From VOA Learning English, welcome to AS IT IS! Hello, Im Steve Ember. Today Christopher Cruise reports on the violence that has become increasingly common in Egypt. Next - to the c
An international team of researchers looking for the cause of severe bacterial epidemics has deciphered the genome of group A streptococcus, a normally harmless sore throat pathogen that occasionally turns deadly. Experts say the breakthrough could s
Oscar-Nominated Film Traces Journey of Ailing African Youngsters The film follows Rwandan cardiologist Emmanuel Rusingiza as he struggles to save young heart patients, some with just months to live. You know, sometimes when I go back home, I spend ma